Release app version 2.6.0 with API version 2.6.0

Change-Id: I3a4014f28271ba6757d71815ab49c3f9371c68d8
diff --git a/api/pom.xml b/api/pom.xml
index 47b6aaf..6ed060c 100644
--- a/api/pom.xml
+++ b/api/pom.xml
@@ -20,7 +20,7 @@
     <parent>
         <artifactId>aaa</artifactId>
         <groupId>org.opencord</groupId>
-        <version>2.6.0-SNAPSHOT</version>
+        <version>2.6.0</version>
     </parent>
     <modelVersion>4.0.0</modelVersion>